import React from "react";
import { NavLink, useNavigate, useLocation } from "react-router-dom";
export default function index() {
  let nav = useNavigate();
  return (
    <div>
      页面不存在{" "}
      <button
        onClick={() => {
          nav(-1);
        }}
      >
        返回
      </button>
    </div>
  );
}
